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Collections are a way for you to organize kata so that you can create your own training routines. Every collection you create is public and automatically sharable with other warriors. After you have added a few kata to a collection you and others can train on the kata contained within the collection.
Get started now by creating a new collection.
random test cases are inconsistent between langauges: JS tests only lowercase letters but in Ruby there are uppercase letters as well
The way that
konttisplit should be defined clearly in the description.